Home / 16,552.20-24,828.30-12,865.80

Finding the Fourth Proportional to 16,552.20, 24,828.30 and 12,865.80

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Solution

The fourth proportional to 16,552.20, 24,828.30 and 12,865.80 is: 19,298.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,552.20 : 24,828.30 = 12,865.80 : x
  2. Step 2: Convert to fraction form
    16,552.20/24,828.30 = 12,865.80/x
  3. Step 3: Cross multiply
    16,552.20x = 24,828.30 × 12,865.80
  4. Step 4: Simplify right side
    16,552.20x = 319,435,942.14
  5. Step 5: Solve for x
    x = 319,435,942.14/16,552.20
  6. Step 6: Final answer
    x = 19,298.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.